75% knows the answer to this question: "Which country had the largest empire going into the First World War? "

And do you know the answer to this one? "What are small outdoor bathrooms called?"

50% knows the answer to this question: "Which space program went to the moon? "

And do you know the answer to this one? "Which stimulant do chocolate and coffee have in common?"

84% knows the answer to this question: "Which European city was home to the Roman General Julius Caesar? "

And do you know the answer to this one? "What civilization built the great city of Machu Pichu in Peru?"

65% knows the answer to this question: "Which opera term means "medium male voice that lies between the low bass and the higher tenor"? "

And do you know the answer to this one? "Which long spear was often used by mounted warriors during the medieval era?"

57% knows the answer to this question: "In what song did she "cut off their tales with a carving knife"? "

And do you know the answer to this one? "A Peter Paul Rubens work shows a mythological boy who shares his name with which French city?"

36% knows the answer to this question: "In "Romeo and Juliet", what led Romeo to Juliet's window overlooking a garden? "

And do you know the answer to this one? "What did a vintner sell?"

56% knows the answer to this question: "Mais and "maize" are other languages' ways of referring to what cobbed vegetable? "

And do you know the answer to this one? "What does the description "the four dials of the clock are 23 feet square" best describe?"

63% knows the answer to this question: "Which company introduced a box camera called the Brownie in 1900? "

And do you know the answer to this one? "A group of lions is called a what?"

52% knows the answer to this question: "Which dog breed is the mascot of the Irish Guards? "

And do you know the answer to this one? "Residents of Peru are referred to as what?"

94% knows the answer to this question: "Spice Girl Mel B got what nickname, on account of her pierced tongue, her hair and her lifestyle? "

And do you know the answer to this one? "Which of these was a hit single for Tears For Fears in 1985?"

40% knows the answer to this question: "Who sang the famous song ”Bridge Over Troubled Water” (1970)? "

And do you know the answer to this one? "Who sang the famous song "Mamma Mia" (1975)"

60% knows the answer to this question: "Who sang the famous song sombra de ti (2003)? "

And do you know the answer to this one? "Who sang the famous song "All Of Me" (2013)"